Download App

Reproductive Health — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYReproductive Health1 Mark
MCQ
Chancroid is a sexually transmitted disease caused by:
  • A
    Treponema
  • B
    Haemophilus
  • C
    Neisseria
  • D
    Trichimonas
✓

Answer

  1. Haemophilus

Explanation:

Chancroid is a bacterial sexually transmitted infection characterized by painful sores on the genitalia.

It is caused by the fastidious Gram - negative streptobacillus Haemophilus ducreyi.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (0.5 Marks)" from Reproductive Health→Reproductive Health — all question types→BIOLOGY STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

Match the items in Column $I$ with those in Column $II$:

Column - $I$ Column - $II$
$(a)$ Herbivores-Plants $(i)$ Commensalism
$(b)$ Mycorrhiza-Plants $(ii)$ Mutualism
$(c)$ Sheep-Cattle $(iii)$ Predation
$(d)$ Orchid-Tree $(iv)$ Competition
Select the correct option from following
→
Organisms living in open sea are called
→
The given figure shows the structure of nucleosome with their parts labelled as $A,\, B$ and $C$. Identify $A,\,B$ and $C$
→
In plants, sex determination is due to:
→
In $40\;\%$ angiosperms, the pollen grains are shed at
→
Coenozoic era is known as:
→
Name the famous plants ecologist
→
HIV reduces
→
How many pollen grains will be formed after meiotic division in 10 microspore mother cells?
→
A dicot plant lacking cotyledons is:
→